Sheen Obsidian and Wavellite Physical Properties

Sheen Obsidian

Wavellite

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1 Physical Properties

1.1 Tenacity

Not Available

1.2 Solubility

Not Available

insoluble

1.3 Durability

Not Available

1.4 Specific Gravity

2.33-2.502.36

1 7.18

1.5 Fracture

ConchoidalArthur Thomas, Gemstones (2009), ConchoidalArthur Thomas, Gemstones (2009)

Uneven, Subconchoidal, UnevenArthur Thomas, Fibrous

1.6 Cleavage

Not Available

[110] perfect, [101] good, [010] distinct

1.7 Mohs Hardness

5-5.53.5-4

2 10

1.8 Chemical Composition

Not Available

Al 3(PO 4) 2(OH,F) 3 · 5H 2OMichael OâDonoghue , Gems, Sixth Edition (2006) More from other references

Sheen Obsidian and Wavellite Chemical Formula

While comparing Sheen Obsidian and Wavellite physical properties, the important data you should know is its chemical composition. Since chemical formula defines the molecular structure of the crystal, most of the physical properties like color, tenacity, solubility are governed by Sheen Obsidian and Wavellite chemical formula.

Chemical formula of Wavellite- Al 3(PO 4) 2(OH,F) 3 · 5H 2OMichael OâDonoghue , Gems, Sixth Edition (2006) More from other references

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Sheen Obsidian and Wavellite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Sheen Obsidian and Wavellite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Sheen Obsidian and Wavellite Optical Properties during the identification of gemstone. Specific gravity of Sheen Obsidian is 2.36 whereas that of Wavellite is 2.36.